Walter Puschel

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the development of color photographic images with p-dia...
- Patent number 4,322,492
- Issue date Mar 30, 1982
- Agfa-Gevaert Aktiengesellschaft
- Friedrich-Wilhelm Kunitz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic recording material
- Patent number 4,301,243
- Issue date Nov 17, 1981
- Agfa-Gevaert Aktiengesellschaft
- Walter Puschel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light-sensitive color photographic material
- Patent number 4,250,252
- Issue date Feb 10, 1981
- AGFA-Gevaert, A.G.
- Heinrich Odenwalder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic dye diffusion transfer process
- Patent number 4,242,435
- Issue date Dec 30, 1980
- AGFA-Gevaert, A.G.
- Walter Puschel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dye diffusion transfer process employing compounds that release sul...
- Patent number 4,198,235
- Issue date Apr 15, 1980
- AGFA-Gevaert, A.G.
- Hans Vetter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic dye diffusion transfer process
- Patent number 4,195,992
- Issue date Apr 1, 1980
- AGFA-Gevaert Aktiengesellschaft
- Rudolf Stolzenburg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light sensitive color photographic material containing development...
- Patent number 4,186,012
- Issue date Jan 29, 1980
- AGFA-Gevaert Aktiengesellschaft
- Heinrich Odenwalder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic dye diffusion transfer process
- Patent number 4,171,220
- Issue date Oct 16, 1979
- AGFA-Gevaert, A.G.
- Hans Vetter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-sensitive color photographic material
- Patent number 4,171,223
- Issue date Oct 16, 1979
- AGFA-Gevaert, A.G.
- Heinrich Odenwalder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic material with improved color reproduction
- Patent number 4,156,608
- Issue date May 29, 1979
- AGFA-Gevaert, A.G.
- Hans Vetter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the production of direct-positive photographic images
- Patent number 4,139,387
- Issue date Feb 13, 1979
- Agfa-Gevaert Aktiengesellschaft
- Anita von Konig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dye diffusion transfer employing pyridine azo dye
- Patent number 4,139,383
- Issue date Feb 13, 1979
- AGFA-Gevaert A.G.
- Heinrich Odenwalder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonamido dye releaser in photographic dye diffusion transfer
- Patent number 4,110,113
- Issue date Aug 29, 1978
- Agfa-Gevaert Aktiengesellschaft
- Arnfried Melzer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Walter Puschel

Person

Patents Grantslast 30 patents

Process for the development of color photographic images with p-dia...

Photographic recording material

Light-sensitive color photographic material

Photographic dye diffusion transfer process

Dye diffusion transfer process employing compounds that release sul...

Photographic dye diffusion transfer process

Light sensitive color photographic material containing development...

Photographic dye diffusion transfer process

Light-sensitive color photographic material

Color photographic material with improved color reproduction

Process for the production of direct-positive photographic images

Dye diffusion transfer employing pyridine azo dye

Sulfonamido dye releaser in photographic dye diffusion transfer